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AD5392BCPZ-3 데이터시트(PDF) 4 Page - Analog Devices |
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AD5392BCPZ-3 데이터시트(HTML) 4 Page - Analog Devices |
4 / 40 page AD5381 Data Sheet Rev. D | Page 4 of 40 SPECIFICATIONS AD5381-5 SPECIFICATIONS AVDD = 4.5 V to 5.5 V; DVDD = 2.7 V to 5.5 V, AGND = DGND = 0 V; external REFIN = 2.5 V; all specifications T MIN to TMAX, unless otherwise noted. Table 2. Parameter AD5381-51 Unit Test Conditions/Comments ACCURACY Output unloaded Resolution 12 Bits Relative Accuracy2 (INL) ±1 LSB max Differential Nonlinearity (DNL) ±1 LSB max Guaranteed monotonic over temperature Zero-Scale Error 4 mV max Offset Error ±4 mV max Measured at Code 8 in the linear region Offset Error TC ±5 µV/°C typ Gain Error ±0.05 % FSR max At 25°C ±0.06 % FSR max T MIN to TMAX Gain Temperature Coefficient3 2 ppm FSR/°C typ DC Crosstalk3 1 LSB max REFERENCE INPUT/OUTPUT Reference Input3 Reference Input Voltage 2.5 V ±1% for specified performance, AVDD = 2 × REFIN + 50 mV DC Input Impedance 1 MΩ min Typically 100 MΩ Input Current ±10 µA max Typically ±30 nA Reference Range 1 to AVDD/2 V min/max Reference Output4 Enabled via CR8 in the AD5381 control register, CR10 selects the reference voltage Output Voltage 2.495/2.505 V min/max At ambient, optimized for 2.5 V operation. CR10 = 1 1.22/1.28 V min/max CR10 = 0 Reference TC ±10 ppm/°C max Temperature Range: +25°C to +85°C ±15 ppm/°C max Temperature Range: −40°C to +85°C Output Impedance 800 Ω typ OUTPUT CHARACTERISTICS3 Output Voltage Range2 0/AVDD V min/max Short-Circuit Current 40 mA max Load Current ±1 mA max Capacitive Load Stability R L = ∞ 200 pF max R L = 5 kΩ 1000 pF max DC Output Impedance 0.6 Ω max MONITOR PIN Output Impedance 1 kΩ typ Three-State Leakage Current 100 nA typ LOGIC INPUTS (EXCEPT SDA/SCL)3 DVDD = 2.7 V to 5.5 V V IH, Input High Voltage 2 V min V IL, Input Low Voltage DVDD > 3.6 V 0.8 V max DVDD ≤ 3.6 V 0.6 V max Input Current ±10 µA max Total for all pins; T A = TMIN to TMAX Pin Capacitance 10 pF max |
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